Question

77x²-12xy,42x²+17xy do the substraction second from the first.i also need the process​

Answer 1

Answer:

answer for the given problem is given in both methods

Answer 2

$\huge\underline\mathbb\color{green}{Answer}$

$77 {x }^{2} - 12xy$

$42 {x}^{2} + 17xy \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: -$

$( - ) \: \: \: \: \: \: \: \: \: ( - )$

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$35 {x}^{2} - 29xy$

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